Gasmizer Manual - Submarine Manufacturing and Products Ltd

March 09
7. The HeO 2 outlet gauge – indicates the pressure available to the volume tank. The
reading on this gauge is the minimum volume tank pressure desired.
8. The make-up gas flow light – indicates yellow when make-up gas is flowing into the
volume tank.
9. The make-up gas no flow light – indicates green when there is no flow through the
make-up gas section.
6.5.2 Thus, make-up oxygen is available from the oxygen regulator on the oxygen panel.
Oxygen flows through a flow restrictor and check valve from the oxygen panel to the inlet
receiver of the Reprossesing Unit.
WARNING
OXYGEN MAKE-UP SHOULD NEVER BE CARRIED OUT WHILE DIVING IS IN
PROGRESS. THE SUPPLY-EXHAUST CROSS CONNECT SHOULD BE OPEN, AND
THE BOOSTER RUNNING TO PROVIDE CIRCULATION AND MIXING THROUGH THE
SYSTEM (SEE SECTION 8.3.4).
6.6 Control Panel Maintenance
6.6.1 Maintenance Schedule
The routine maintenance required on the control panel is:
Every 6 Months
Check calibration of all gauges.
Every Year (or as required)
Dismantle and service regulators (see Sections 6.5.2).
6.6.2 BPR Loader Regulator and O 2 Regulator – Maintenance and Repair
Refer to: BPR Loader Regulator Drawing No. 81321 Page 6.18 O 2 Regulator Drawing
No. 81320 Page 6.17
WARNING
IT IS ESSENTIAL THAT REGULATORS AND ASSOCIATED FITTINGS, PIPES ECT.
ARE KEPT FREE OF HYDROCARBONS SUCH AS GREASES OR OIL DURING
ASSEMBLY. THE ONLY LUBRICANTS WHICH MAY BE USED ARE CHRISTOLUBE
MCG 111 OR OTHER SUITABLE NON HYDROCARBON GREASE. FOLLOWING
MAINTENANCE, IT IS DESIRABLE TO OXYGEN CLEAN ALL REGULATORS.
6.6.3 Recommended Tools
OM002 Rev 5 Page 64 of 168 Chap 6